Evolution of the Eye -- Groks Science Show 2014-01-15
The wide array of eye designs in the animal kingdom reflects the critical role that sight plays in the well-being of an animal. Today, ophthamologist Dr. Ivan Schwab tells us the story of eye evolution, beginning with the first photoreceptive compounds and taking us through some of the most interesting and strange eyes known. We'll also learn a bit about our own eyes, how they work, and how we compare to other animals.
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